If I were any younger, I would do        I am interested in．

      A．no matter what      B．whatever              C．no matter which    D．whichever

If I were _________ younger, I would do ___________ I am interested in.

       A．some; what      B．any; what  C．some; whatever       D．any; whatever

If I were _________ younger, I would do ___________ I am interested in.

       A．some; what      B．any; what  C．some; whatever       D．any; whatever